2019-2020
骞翠腑鑰冨寲瀛﹀涔犱笓棰樹簩
鐗╄川鐨勫寲瀛﹀彉鍖?/p>
(I)
涓�銆侀�夋嫨棰?/p>
锛堟瘡灏忛鏈?/p>
l
涓�
2
涓�夐」绗﹀悎棰樻剰锛?/p>
1
锛?/p>
鈥滃濞ヤ竴鍙封�濇垚鍔熷畬鎴愪簡涓浗棣栨鎺㈡湀涔嬫梾锛屽彂灏勭伀绠娇鐢ㄧ殑鎺ㄨ繘鍓傛槸鍋忎簩鐢茶偧
(C
2
H
8
N
2
)
鍜屽洓姘у寲浜屾爱
(N
2
O
4
)
锛屽畠浠畬鍏ㄥ弽搴旂殑鍖栧鏂圭▼寮忔槸
C
2
H
8
N
2
锛?/p>
2N
2
O
4
==3X
锛?/p>
2CO
2
锛?/p>
4H
2
O
锛屽垯
X
鐨勫寲瀛﹀紡涓?/p>
(
)
A
锛?/p>
N
2
B
锛?/p>
H
2
C
锛?/p>
O
2
D
锛?/p>
CO
2
锛庝笅鍒楀疄楠岃兘澶熺洿鎺ョ敤浜庨獙璇佽川閲忓畧鎭掑畾寰嬬殑鏄?/p>
(
)
3
锛庝笅鍒楀寲瀛﹀弽搴斿彲鐢ㄥ彸鍥捐〃绀虹殑鏄?/p>
(
)
A
锛?/p>
H
2
CO
3
CO
2
鈫戯紜
H
2
O
B
锛?/p>
2H
2
SO
3
锛?/p>
O
2
==2H
2
SO
4
c
锛?/p>
2HClO
HCl
锛?/p>
O
2
鈫?/p>
D
锛?/p>
CaCO
3
CaO
锛?/p>
CO
2
鈫?/p>
4
锛庤川閲忓畧鎭掑畾寰嬫槸甯姪鎴戜滑璁よ瘑鍖栧鍙嶅簲瀹炶川鐨勯噸瑕佺悊璁恒�傚湪鍖栧鍙嶅簲
aA
锛?/p>
bB ==cC
锛?/p>
dD
涓紝涓嬪垪璇存硶姝ｇ‘鐨勬槸
(
)
A
锛庡寲瀛﹁閲忔暟
a
涓?/p>
b
涔嬪拰涓�瀹氱瓑浜?/p>
c
涓?/p>
d
涔嬪拰
B
锛庤嫢鍙?/p>
xg A
鍜?/p>
xg B
鍙嶅簲锛岀敓鎴?/p>
C
鍜?/p>
D
鐨勮川閲忔�诲拰涓嶄竴瀹氭槸
2xg
C
锛庡弽搴旂墿
A
鍜?/p>
B
鐨勮川閲忔瘮涓�瀹氱瓑浜庣敓鎴愮墿
C
鍜?/p>
D
鐨勮川閲忔瘮
D
锛庤嫢
A
鍜?/p>
C
閮芥槸鐩愶紝鍒欒鍙嶅簲涓�瀹氭槸澶嶅垎瑙ｅ弽搴?/p>
5
锛庢煇瀵嗛棴瀹瑰櫒鍐呮湁
X
銆?/p>
Y
銆?/p>
Z
銆?/p>
W
鍥涚鐗╄川锛屽湪涓�瀹氭潯浠朵笅鍏呭垎鍙嶅簲锛屾祴寰楀弽搴斿墠鍚庡悇
鐗╄川鐨勮川閲忓涓嬭〃锛?/p>
涓嬪垪璇存硶姝ｇ‘鐨勬槸
(
)
A
锛庡弽搴斿悗
X
鐨勮川閲忎负
8g
B
锛?/p>
Z
涓?/p>
W
鐨勭浉瀵瑰垎瀛愯川閲忔瘮涓�瀹氭槸
1
锛?/p>
1
C
锛庤鍙嶅簲鐨勫弽搴旂墿鍙湁
Z
D
锛庡弬鍔犲弽搴旂殑
X
涓?/p>
Z
鐨勮川閲忔瘮鏄?/p>
2
锛?/p>
3
6
锛庡湪鍙嶅簲
2A
锛?/p>
5B==2C
锛?/p>
4D
涓紝
C
銆?/p>
D
鐨勭浉瀵瑰垎瀛愯川閲忎箣姣斾负
9:22
銆傝嫢
2.6gA
涓?/p>
B
瀹?/p>
鍏ㄥ弽搴斿悗锛岀敓鎴?/p>
8.8 gD
銆傚垯鍦ㄦ鍙嶅簲涓紝
B
涓?/p>
D
鐨勮川閲忔瘮涓?/p>
(
)
A
锛?/p>
4:9
B
锛?/p>
8: 11
C
锛?/p>
10:11
D
锛?/p>
31: 44
7
锛?/p>
A
銆?/p>
B
銆?/p>
C
涓夌鐗╄川鍚?/p>
15 g
锛屽畠浠寲鍚堟椂鍙兘鐢熸垚
30 g
鏂扮墿璐?/p>
D
銆傝嫢澧炲姞
10 gA
锛屽垯
鍙嶅簲鍋滄鍚庯紝鍘熷弽搴旂墿涓彧浣?/p>
C
銆傛牴鎹笂杩版潯浠舵帹鏂笅鍒楄娉曚腑姝ｇ‘鐨勬槸
(
)
A
锛庣涓�娆″弽搴斿仠姝㈠悗锛?/p>
B
鍓╀綑
9g
B
锛庣浜屾鍙嶅簲鍚庯紝
D
鐨勮川閲忎负
50 g
C
锛庡弽搴斾腑
A
鍜?/p>
B
鐨勮川閲忔瘮鏄?/p>
3
锛?/p>
2
D
锛庡弽搴斾腑
A
鍜?/p>
C
鐨勮川閲忔瘮鏄?/p>
5
锛?/p>
2
8
锛?/p>
鐗╄川
X
鍙彂鐢熶笅鍒楁墍绀虹殑涓や釜鍙嶅簲鈶?/p>
X
锛嬮吀鈫掔洂锛嬫按锛?/p>
鈶?/p>
X
锛嬫按鈫掔⒈銆?/p>
鍒?/p>
X
鏄?/p>
(
)
A
锛?/p>
CaO
B
锛?/p>
Fe
2
O
3
C
锛?/p>
CO
2
D
锛?/p>
NaOH
9
锛庣墿璐?/p>
R
鍦?/p>
0.96 g
姘ф皵涓伆濂藉畬鍏ㄧ噧鐑э紝鍙嶅簲鏂圭▼寮忎负锛?/p>
R
锛?/p>
3O
2
XO
2
锛?/p>
2SO
2
锛?
鈻?/p>
鍏夌収
楂樻俯
鐐圭噧